Prince Henri of Orleans (1867-1901) and Pierre Gabriel Bonvalot (1853-1933)
Paul Nadar, 1891
Positive photograph on albumen paper, from a glass negative, 14.5 x 10.5 cm.
BnF, Geography Society, SG PORTRAIT-10162
© Bibliothèque nationale de France
© BnF, Éditions multimédias, 2018